A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5915-01-117-3543
NSN 5950-00-815-1058
NSN 5950-00-255-3734
NSN 5855-01-527-0392
NSN 5895-00-819-1273
NSN 5855-00-411-8688
NSN 5855-01-502-9239
NSN 5915-01-077-6301
NSN 5930-01-629-9140
NSN 5990-01-334-8634
NSN 5990-00-754-2842
NSN 5945-00-666-4700